package com.ego.controller;

import com.ego.service.UploadService;
import org.apache.commons.lang.StringUtils;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.multipart.MultipartFile;

import javax.annotation.Resource;


@RestController
@RequestMapping("upload")
public class UploadController {
    @Resource
    private UploadService uploadService;

    @PostMapping("/image")
    public ResponseEntity<String> uploadImage(@RequestParam("file") MultipartFile file ){
        String url = uploadService.upload(file);
        if (StringUtils.isBlank(url)) {
            // url为空，证明上传失败
            return new ResponseEntity<>(HttpStatus.BAD_REQUEST);
        }
        // 返回200，并且携带url路径
        return ResponseEntity.ok(url);
    }
}
